1 files changed, 3 insertions, 1 deletions
diff --git a/includes.h b/includes.h
index 37881f6b..797c5e85 100644
--- a/includes.h
+++ b/includes.h
@@ -87,7 +87,9 @@ static /**/const char *const rcsid[] = { (char *)rcsid, "\100(#)" msg }
 #ifdef HAVE_SYS_SYSMACROS_H
 # include <sys/sysmacros.h>
 #endif
-
+#ifdef HAVE_VIS_H
+# include <vis.h>
+#endif
 #include "version.h"
 #include "openbsd-compat.h"
 #include "cygwin_util.h"